nomen novum

noun

nomen no·​vum

-ˈnōvəm

plural nomina nova

-və

: a taxonomic name for a plant or animal substituted for an untenable one

Word History

Etymology

Latin, new name

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now